답안 #377612

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
377612 2021-03-14T11:37:06 Z Valera_Grinenko 원숭이와 사과 나무 (IZhO12_apple) C++17
0 / 100
156 ms 262144 KB
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimization ("unroll-loops")
#include <iostream>
#include <fstream>
#include <algorithm>
#include <vector>
#include <set>
#include <stack>
#include <map>
#include <unordered_map>
#include <iomanip>
#include <cmath>
#include <queue>
#include <bitset>
#include <numeric>
#include <array>
#include <cstring>
#include <random>
#include <chrono>
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define make_unique(x) sort(all((x))); (x).resize(unique(all((x))) - (x).begin())
typedef long long ll;
typedef long double ld;
using namespace std;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
// #include <ext/pb_ds/assoc_container.hpp>
// #include <ext/pb_ds/tree_policy.hpp>
// using namespace __gnu_pbds;
// template<class T>
// using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

//sparse segment lazyp tree

struct node {
  int sum, lazy, tl, tr, l, r;
  node() : sum(0), lazy(0), l(-1), r(-1) {}
};
const int N = 1e6 + 42;
node st[64 * N];
int cnt = 2;
void push(int node) {
  if(st[node].lazy) {
    st[node].sum = st[node].tr - st[node].tl + 1;
    int tm = (st[node].tl + st[node].tr) / 2;
    if(st[node].l == -1) {
      st[node].l = cnt++;
      st[st[node].l].tl = st[node].tl;
      st[st[node].l].tr = tm;
    }
    if(st[node].r == -1) {
      st[node].r = cnt++;
      st[st[node].r].tl = tm + 1;
      st[st[node].r].tr = st[node].tr;
    }
    st[st[node].l].lazy = st[st[node].r].lazy = 1;
    st[node].lazy = 0;
  }
}
void upd(int node, int l, int r) {
  push(node);
  if(l == st[node].tl && r == st[node].tr) {
    st[node].lazy = 1;
    push(node);
  } else {
    int tm = (st[node].tl + st[node].tr) / 2;
    if(st[node].l == -1) {
      st[node].l = cnt++;
      st[st[node].l].tl = st[node].tl;
      st[st[node].l].tr = tm;
    }
    if(st[node].r == -1) {
      st[node].r = cnt++;
      st[st[node].r].tl = tm + 1;
      st[st[node].r].tr = st[node].tr;
    }
    if(l > tm) upd(st[node].r, l, r);
    else if(r <= tm) upd(st[node].l, l, r);
    else {
      upd(st[node].l, l, tm);
      upd(st[node].r, tm + 1, r);
    }
    push(st[node].l);
    push(st[node].r);
    st[node].sum = st[st[node].l].sum + st[st[node].r].sum;
  }
}
int query(int node, int l, int r) {
  push(node);
  if(l == st[node].tl && r == st[node].tr) return st[node].sum;
  else {
    int tm = (st[node].tl + st[node].tr) / 2;
    if(st[node].l == -1) {
      st[node].l = cnt++;
      st[st[node].l].tl = st[node].tl;
      st[st[node].l].tr = tm;
    }
    if(st[node].r == -1) {
      st[node].r = cnt++;
      st[st[node].r].tl = tm + 1;
      st[st[node].r].tr = st[node].tr;
    }
    if(l > tm) return query(st[node].r, l, r);
    else if(r <= tm) return query(st[node].l, l, r);
    else return query(st[node].l, l, tm) + query(st[node].r, tm + 1, r);
  }
}
int main() {

  ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);

  int m = 0;

  cin >> m;

  st[1].sum = 1;
  st[1].lazy = 0;
  st[1].tl = 1;
  st[1].tr = 1e9 + 42;

  int c = 0;

  while(m--) {
    int d, x, y;
    cin >> d >> x >> y;
    if(d == 2) upd(1, x + c, y + c);
    else {
      int ans = query(1, x + c, y + c);
      c = ans;
      cout << ans << '\n';
    }
  }

  return 0;
}
/*

*/

Compilation message

apple.cpp:3: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
    3 | #pragma GCC optimization ("unroll-loops")
      |
# 결과 실행 시간 메모리 Grader output
1 Runtime error 156 ms 262144 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -